gpt-4.5-preview-2025-02-27 vs claude-3-7-sonnet-20250219

This is a research preview of GPT-4.5, our largest and most capable GPT model yet. Its deep world knowledge and better understanding of user intent makes it good at creative tasks and agentic planning. It accepts both text and image inputs and produces text outputs (including Structured Outputs). GPT-4.5 also supports key developer features like function calling, Batch API, and streaming.

Most intelligent model, with visible step‑by‑step reasoning